Troubles In Adjustment Of Focal Trough Movement; Forwards/Backwards Movement Does Not Function; Movement Area Abnormal; Erroneous Position Indication - Planmeca Proline CC Technical Manual

Chapter
G - TROUBLESHOOTING
9

TROUBLES IN ADJUSTMENT OF FOCAL TROUGH MOVEMENT

9.1

Forwards/backwards movement does not function

Motor is not running
Motor stalls
Motor is running but mechanism is
immobile.
9.2

Movement area abnormal

Movement area abnormal
9.3

Erroneous position indication

G-12 Planmeca Proline CC panoramic x-ray
SYMPTOM
SYMPTOM
The position indication is correct if the display shows 00 when the light meets the bite piece.
Erroneous position indication may depend on the fact that the display has not been adjusted to
zero after installing the reference Hall sensor or keyboard processor PCB or that the accumulator
is empty.
POSSIBLE REASON
Keyboard out of order.
PCB out of order or connector
loose.
Motor out of order or connector
loose.
Drawing screw or nut damaged.
Obstruction in the mechanism.
Cogged belt broken or loose.
Cogged belt wheel glides from the
axle attachment.
Thread of drawing nut damaged.
POSSIBLE REASON
Position information has disap-
peared.
Reference hall sensor defective.
Reference magnet incorrectly
installed.
CORRECTIVE ACTION
CORRECTIVE ACTION
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